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BIOGEN INC. (BIIB) SEC Filings | Global Financial Data

BIOGEN INC.

BIIBSEC EDGAR

Biological Products, (No Diagnostic Substances)(DE)CIK: 875045

8-K

CURRENT REPORT

Filed: Mar 11, 2026 | Report: Mar 11, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 12, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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PRIMARY DOCUMENT

Filed: Feb 17, 2026 | Report: Feb 13, 2026

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8-K

Filed: Feb 11, 2026 | Report: Feb 11, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

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PRIMARY DOCUMENT

Filed: Feb 10, 2026 | Report: Feb 6, 2026

Filed: Feb 6, 2026 | Report: Dec 31, 2025

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8-K

Filed: Feb 6, 2026 | Report: Feb 6, 2026

Filed: Feb 3, 2026 | Report: Jan 30, 2026

Filed: Jan 14, 2026 | Report: Jan 13, 2026

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PRIMARY DOCUMENT

Filed: Dec 3, 2025 | Report: Dec 1, 2025

Filed: Nov 4, 2025 | Report: Oct 31, 2025

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10-Q

Filed: Oct 30, 2025 | Report: Sep 30, 2025

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8-K

Filed: Oct 30, 2025 | Report: Oct 30, 2025

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8-K

Filed: Oct 14, 2025 | Report: Oct 14, 2025

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PRIMARY DOCUMENT

Filed: Oct 6, 2025 | Report: Oct 2, 2025

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PRIMARY DOCUMENT

Filed: Sep 2, 2025 | Report: Aug 29, 2025

Filed: Jul 31, 2025 | Report: Jul 31, 2025

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10-Q

Filed: Jul 31, 2025 | Report: Jun 30, 2025

Filed: Jul 16, 2025 | Report: Jul 8, 2025

Filed: Jul 7, 2025 | Report: Jul 7, 2025

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8-K

Filed: Jun 23, 2025 | Report: Jun 17, 2025

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PRIMARY DOCUMENT

Filed: Jun 18, 2025 | Report: Jun 17, 2025

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PRIMARY DOCUMENT

Filed: Jun 18, 2025 | Report: Jun 17, 2025

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PRIMARY DOCUMENT

Filed: Jun 18, 2025 | Report: Jun 17, 2025

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